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547 lines
14 KiB
547 lines
14 KiB
// -*- tab-width: 4; Mode: C++; c-basic-offset: 4; indent-tabs-mode: nil -*- |
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/***************************************************************************** |
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The init_ardupilot function processes everything we need for an in - air restart |
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We will determine later if we are actually on the ground and process a |
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ground start in that case. |
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*****************************************************************************/ |
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#if CLI_ENABLED == ENABLED |
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// Functions called from the top-level menu |
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static int8_t process_logs(uint8_t argc, const Menu::arg *argv); // in Log.pde |
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static int8_t setup_mode(uint8_t argc, const Menu::arg *argv); // in setup.pde |
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static int8_t test_mode(uint8_t argc, const Menu::arg *argv); // in test.cpp |
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static int8_t reboot_board(uint8_t argc, const Menu::arg *argv); |
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// This is the help function |
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// PSTR is an AVR macro to read strings from flash memory |
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// printf_P is a version of print_f that reads from flash memory |
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static int8_t main_menu_help(uint8_t argc, const Menu::arg *argv) |
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{ |
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cliSerial->printf_P(PSTR("Commands:\n" |
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" logs log readback/setup mode\n" |
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" setup setup mode\n" |
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" test test mode\n" |
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"\n" |
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"Move the slide switch and reset to FLY.\n" |
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"\n")); |
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return(0); |
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} |
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// Command/function table for the top-level menu. |
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static const struct Menu::command main_menu_commands[] PROGMEM = { |
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// command function called |
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// ======= =============== |
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{"logs", process_logs}, |
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{"setup", setup_mode}, |
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{"test", test_mode}, |
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{"reboot", reboot_board}, |
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{"help", main_menu_help} |
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}; |
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// Create the top-level menu object. |
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MENU(main_menu, THISFIRMWARE, main_menu_commands); |
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static int8_t reboot_board(uint8_t argc, const Menu::arg *argv) |
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{ |
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hal.scheduler->reboot(false); |
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return 0; |
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} |
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// the user wants the CLI. It never exits |
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static void run_cli(AP_HAL::UARTDriver *port) |
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{ |
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// disable the failsafe code in the CLI |
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hal.scheduler->register_timer_failsafe(NULL,1); |
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// disable the mavlink delay callback |
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hal.scheduler->register_delay_callback(NULL, 5); |
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cliSerial = port; |
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Menu::set_port(port); |
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port->set_blocking_writes(true); |
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while (1) { |
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main_menu.run(); |
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} |
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} |
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#endif // CLI_ENABLED |
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static void init_ardupilot() |
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{ |
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#if USB_MUX_PIN > 0 |
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// on the APM2 board we have a mux thet switches UART0 between |
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// USB and the board header. If the right ArduPPM firmware is |
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// installed we can detect if USB is connected using the |
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// USB_MUX_PIN |
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pinMode(USB_MUX_PIN, INPUT); |
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usb_connected = !digitalRead(USB_MUX_PIN); |
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if (!usb_connected) { |
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// USB is not connected, this means UART0 may be a Xbee, with |
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// its darned bricking problem. We can't write to it for at |
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// least one second after powering up. Simplest solution for |
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// now is to delay for 1 second. Something more elegant may be |
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// added later |
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delay(1000); |
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} |
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#endif |
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// Console serial port |
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// |
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// The console port buffers are defined to be sufficiently large to support |
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// the console's use as a logging device, optionally as the GPS port when |
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// GPS_PROTOCOL_IMU is selected, and as the telemetry port. |
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// |
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// XXX This could be optimised to reduce the buffer sizes in the cases |
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// where they are not otherwise required. |
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// |
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hal.uartA->begin(SERIAL0_BAUD, 128, 128); |
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// GPS serial port. |
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// |
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// XXX currently the EM406 (SiRF receiver) is nominally configured |
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// at 57600, however it's not been supported to date. We should |
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// probably standardise on 38400. |
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// |
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// XXX the 128 byte receive buffer may be too small for NMEA, depending |
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// on the message set configured. |
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// |
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// standard gps running |
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hal.uartB->begin(115200, 256, 16); |
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cliSerial->printf_P(PSTR("\n\nInit " THISFIRMWARE |
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"\n\nFree RAM: %u\n"), |
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memcheck_available_memory()); |
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// |
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// Check the EEPROM format version before loading any parameters from EEPROM. |
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// |
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load_parameters(); |
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set_control_channels(); |
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// after parameter load setup correct baud rate on uartA |
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hal.uartA->begin(map_baudrate(g.serial0_baud, SERIAL0_BAUD)); |
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// keep a record of how many resets have happened. This can be |
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// used to detect in-flight resets |
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g.num_resets.set_and_save(g.num_resets+1); |
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// init the GCS |
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gcs0.init(hal.uartA); |
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// Register mavlink_delay_cb, which will run anytime you have |
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// more than 5ms remaining in your call to hal.scheduler->delay |
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hal.scheduler->register_delay_callback(mavlink_delay_cb, 5); |
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#if USB_MUX_PIN > 0 |
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if (!usb_connected) { |
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// we are not connected via USB, re-init UART0 with right |
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// baud rate |
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hal.uartA->begin(map_baudrate(g.serial3_baud, SERIAL3_BAUD)); |
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} |
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#else |
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// we have a 2nd serial port for telemetry |
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hal.uartC->begin(map_baudrate(g.serial3_baud, SERIAL3_BAUD), 128, 128); |
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gcs3.init(hal.uartC); |
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#endif |
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mavlink_system.sysid = g.sysid_this_mav; |
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#if LOGGING_ENABLED == ENABLED |
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DataFlash.Init(); // DataFlash log initialization |
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if (!DataFlash.CardInserted()) { |
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gcs_send_text_P(SEVERITY_LOW, PSTR("No dataflash card inserted")); |
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g.log_bitmask.set(0); |
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} else if (DataFlash.NeedErase()) { |
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gcs_send_text_P(SEVERITY_LOW, PSTR("ERASING LOGS")); |
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do_erase_logs(); |
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} |
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if (g.log_bitmask != 0) { |
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start_logging(); |
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} |
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#endif |
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#if CONFIG_HAL_BOARD == HAL_BOARD_APM1 |
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adc.Init(); // APM ADC library initialization |
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#endif |
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if (g.compass_enabled==true) { |
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if (!compass.init()|| !compass.read()) { |
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cliSerial->println_P(PSTR("Compass initialisation failed!")); |
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g.compass_enabled = false; |
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} else { |
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ahrs.set_compass(&compass); |
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//compass.get_offsets(); // load offsets to account for airframe magnetic interference |
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} |
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} |
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// initialise sonar |
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init_sonar(); |
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// Do GPS init |
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g_gps = &g_gps_driver; |
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// GPS initialisation |
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g_gps->init(hal.uartB, GPS::GPS_ENGINE_AUTOMOTIVE); |
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//mavlink_system.sysid = MAV_SYSTEM_ID; // Using g.sysid_this_mav |
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mavlink_system.compid = 1; //MAV_COMP_ID_IMU; // We do not check for comp id |
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mavlink_system.type = MAV_TYPE_GROUND_ROVER; |
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rc_override_active = hal.rcin->set_overrides(rc_override, 8); |
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init_rc_in(); // sets up rc channels from radio |
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init_rc_out(); // sets up the timer libs |
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pinMode(C_LED_PIN, OUTPUT); // GPS status LED |
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pinMode(A_LED_PIN, OUTPUT); // GPS status LED |
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pinMode(B_LED_PIN, OUTPUT); // GPS status LED |
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#if SLIDE_SWITCH_PIN > 0 |
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pinMode(SLIDE_SWITCH_PIN, INPUT); // To enter interactive mode |
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#endif |
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#if CONFIG_PUSHBUTTON == ENABLED |
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pinMode(PUSHBUTTON_PIN, INPUT); // unused |
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#endif |
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relay.init(); |
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/* |
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setup the 'main loop is dead' check. Note that this relies on |
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the RC library being initialised. |
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*/ |
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hal.scheduler->register_timer_failsafe(failsafe_check, 1000); |
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// If the switch is in 'menu' mode, run the main menu. |
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// |
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// Since we can't be sure that the setup or test mode won't leave |
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// the system in an odd state, we don't let the user exit the top |
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// menu; they must reset in order to fly. |
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// |
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#if CLI_ENABLED == ENABLED && CLI_SLIDER_ENABLED == ENABLED |
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if (digitalRead(SLIDE_SWITCH_PIN) == 0) { |
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digitalWrite(A_LED_PIN,LED_ON); // turn on setup-mode LED |
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cliSerial->printf_P(PSTR("\n" |
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"Entering interactive setup mode...\n" |
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"\n" |
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"If using the Arduino Serial Monitor, ensure Line Ending is set to Carriage Return.\n" |
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"Type 'help' to list commands, 'exit' to leave a submenu.\n" |
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"Visit the 'setup' menu for first-time configuration.\n")); |
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cliSerial->println_P(PSTR("\nMove the slide switch and reset to FLY.\n")); |
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run_cli(&cliSerial); |
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} |
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#else |
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const prog_char_t *msg = PSTR("\nPress ENTER 3 times to start interactive setup\n"); |
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cliSerial->println_P(msg); |
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#if USB_MUX_PIN == 0 |
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hal.uartC->println_P(msg); |
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#endif |
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#endif // CLI_ENABLED |
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startup_ground(); |
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if (g.log_bitmask & MASK_LOG_CMD) |
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Log_Write_Startup(TYPE_GROUNDSTART_MSG); |
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set_mode((enum mode)g.initial_mode.get()); |
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// set the correct flight mode |
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// --------------------------- |
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reset_control_switch(); |
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} |
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//******************************************************************************** |
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//This function does all the calibrations, etc. that we need during a ground start |
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//******************************************************************************** |
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static void startup_ground(void) |
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{ |
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set_mode(INITIALISING); |
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gcs_send_text_P(SEVERITY_LOW,PSTR("<startup_ground> GROUND START")); |
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#if(GROUND_START_DELAY > 0) |
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gcs_send_text_P(SEVERITY_LOW,PSTR("<startup_ground> With Delay")); |
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delay(GROUND_START_DELAY * 1000); |
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#endif |
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// Makes the servos wiggle |
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// step 1 = 1 wiggle |
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// ----------------------- |
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demo_servos(1); |
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//IMU ground start |
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//------------------------ |
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// |
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startup_INS_ground(false); |
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// read the radio to set trims |
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// --------------------------- |
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trim_radio(); |
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// initialize commands |
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// ------------------- |
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init_commands(); |
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// Makes the servos wiggle - 3 times signals ready to fly |
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// ----------------------- |
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demo_servos(3); |
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hal.uartA->set_blocking_writes(false); |
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hal.uartC->set_blocking_writes(false); |
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gcs_send_text_P(SEVERITY_LOW,PSTR("\n\n Ready to drive.")); |
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} |
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static void set_mode(enum mode mode) |
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{ |
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if(control_mode == mode){ |
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// don't switch modes if we are already in the correct mode. |
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return; |
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} |
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control_mode = mode; |
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throttle_last = 0; |
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throttle = 500; |
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if (control_mode != AUTO) { |
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auto_triggered = false; |
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} |
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switch(control_mode) |
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{ |
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case MANUAL: |
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case HOLD: |
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case LEARNING: |
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case STEERING: |
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break; |
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case AUTO: |
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rtl_complete = false; |
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restart_nav(); |
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break; |
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case RTL: |
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do_RTL(); |
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break; |
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default: |
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do_RTL(); |
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break; |
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} |
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if (g.log_bitmask & MASK_LOG_MODE) |
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Log_Write_Mode(); |
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} |
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/* |
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called to set/unset a failsafe event. |
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*/ |
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static void failsafe_trigger(uint8_t failsafe_type, bool on) |
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{ |
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uint8_t old_bits = failsafe.bits; |
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if (on) { |
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failsafe.bits |= failsafe_type; |
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} else { |
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failsafe.bits &= ~failsafe_type; |
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} |
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if (old_bits == 0 && failsafe.bits != 0) { |
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// a failsafe event has started |
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failsafe.start_time = millis(); |
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} |
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if (failsafe.triggered != 0 && failsafe.bits == 0) { |
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// a failsafe event has ended |
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gcs_send_text_fmt(PSTR("Failsafe ended")); |
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} |
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failsafe.triggered &= failsafe.bits; |
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if (failsafe.triggered == 0 && |
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failsafe.bits != 0 && |
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millis() - failsafe.start_time > g.fs_timeout*1000 && |
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control_mode != RTL && |
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control_mode != HOLD) { |
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failsafe.triggered = failsafe.bits; |
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gcs_send_text_fmt(PSTR("Failsafe trigger 0x%x"), (unsigned)failsafe.triggered); |
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switch (g.fs_action) { |
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case 0: |
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break; |
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case 1: |
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set_mode(RTL); |
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break; |
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case 2: |
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set_mode(HOLD); |
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break; |
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} |
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} |
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} |
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static void startup_INS_ground(bool force_accel_level) |
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{ |
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gcs_send_text_P(SEVERITY_MEDIUM, PSTR("Warming up ADC...")); |
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mavlink_delay(500); |
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// Makes the servos wiggle twice - about to begin INS calibration - HOLD LEVEL AND STILL!! |
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// ----------------------- |
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demo_servos(2); |
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gcs_send_text_P(SEVERITY_MEDIUM, PSTR("Beginning INS calibration; do not move vehicle")); |
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mavlink_delay(1000); |
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ahrs.init(); |
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ahrs.set_fly_forward(true); |
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ins.init(AP_InertialSensor::COLD_START, |
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ins_sample_rate, |
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flash_leds); |
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if (force_accel_level) { |
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// when MANUAL_LEVEL is set to 1 we don't do accelerometer |
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// levelling on each boot, and instead rely on the user to do |
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// it once via the ground station |
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ins.init_accel(flash_leds); |
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ahrs.set_trim(Vector3f(0, 0, 0)); |
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} |
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ahrs.reset(); |
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digitalWrite(B_LED_PIN, LED_ON); // Set LED B high to indicate INS ready |
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digitalWrite(A_LED_PIN, LED_OFF); |
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digitalWrite(C_LED_PIN, LED_OFF); |
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} |
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// updates the notify state |
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// should be called at 50hz |
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static void update_notify() |
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{ |
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notify.update(); |
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} |
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static void resetPerfData(void) { |
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mainLoop_count = 0; |
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G_Dt_max = 0; |
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ahrs.renorm_range_count = 0; |
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ahrs.renorm_blowup_count = 0; |
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gps_fix_count = 0; |
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pmTest1 = 0; |
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perf_mon_timer = millis(); |
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} |
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/* |
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map from a 8 bit EEPROM baud rate to a real baud rate |
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*/ |
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static uint32_t map_baudrate(int8_t rate, uint32_t default_baud) |
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{ |
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switch (rate) { |
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case 1: return 1200; |
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case 2: return 2400; |
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case 4: return 4800; |
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case 9: return 9600; |
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case 19: return 19200; |
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case 38: return 38400; |
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case 57: return 57600; |
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case 111: return 111100; |
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case 115: return 115200; |
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} |
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cliSerial->println_P(PSTR("Invalid SERIAL3_BAUD")); |
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return default_baud; |
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} |
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static void check_usb_mux(void) |
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{ |
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#if USB_MUX_PIN > 0 |
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bool usb_check = !digitalRead(USB_MUX_PIN); |
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if (usb_check == usb_connected) { |
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return; |
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} |
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// the user has switched to/from the telemetry port |
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usb_connected = usb_check; |
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if (usb_connected) { |
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hal.uartA->begin(SERIAL0_BAUD, 128, 128); |
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} else { |
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hal.uartA->begin(map_baudrate(g.serial3_baud, SERIAL3_BAUD), 128, 128); |
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} |
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#endif |
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} |
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/* |
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called by gyro/accel init to flash LEDs so user |
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has some mesmerising lights to watch while waiting |
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*/ |
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void flash_leds(bool on) |
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{ |
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digitalWrite(A_LED_PIN, on?LED_OFF:LED_ON); |
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digitalWrite(C_LED_PIN, on?LED_ON:LED_OFF); |
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} |
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/* |
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* Read Vcc vs 1.1v internal reference |
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*/ |
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uint16_t board_voltage(void) |
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{ |
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return vcc_pin->read_latest(); |
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} |
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static void |
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print_mode(AP_HAL::BetterStream *port, uint8_t mode) |
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{ |
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switch (mode) { |
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case MANUAL: |
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port->print_P(PSTR("Manual")); |
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break; |
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case HOLD: |
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port->print_P(PSTR("HOLD")); |
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break; |
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case LEARNING: |
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port->print_P(PSTR("Learning")); |
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break; |
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case STEERING: |
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port->print_P(PSTR("Stearing")); |
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break; |
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case AUTO: |
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port->print_P(PSTR("AUTO")); |
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break; |
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case RTL: |
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port->print_P(PSTR("RTL")); |
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break; |
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default: |
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port->printf_P(PSTR("Mode(%u)"), (unsigned)mode); |
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break; |
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} |
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} |
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/* |
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check a digitial pin for high,low (1/0) |
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*/ |
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static uint8_t check_digital_pin(uint8_t pin) |
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{ |
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int8_t dpin = hal.gpio->analogPinToDigitalPin(pin); |
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if (dpin == -1) { |
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return 0; |
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} |
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// ensure we are in input mode |
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hal.gpio->pinMode(dpin, GPIO_INPUT); |
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|
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// enable pullup |
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hal.gpio->write(dpin, 1); |
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return hal.gpio->read(dpin); |
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} |
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/* |
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write to a servo |
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*/ |
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static void servo_write(uint8_t ch, uint16_t pwm) |
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{ |
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#if HIL_MODE != HIL_MODE_DISABLED |
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if (ch < 8) { |
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RC_Channel::rc_channel(ch)->radio_out = pwm; |
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} |
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#else |
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hal.rcout->enable_ch(ch); |
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hal.rcout->write(ch, pwm); |
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#endif |
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}
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